# Acontece vs Opticalia Almada

The clearest difference is update cadence: Acontece at every 2 months against Opticalia Almada's every 13 months. Opticalia Almada's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Acontece ships an update every 2 months, Opticalia Almada every 13 months. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Acontece | Opticalia Almada |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 13 months |
| Size | 32 MB | 22 MB |
| Requires iOS | 15.1 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Associacao de Municipios da Regiao de Setubal](https://appshunter.io/developer/1460677100) | [Feediu](https://appshunter.io/developer/1561934628) |

## What reviewers say

### Acontece

[App page](https://appshunter.io/ios/app/acontece/id1460677101)

**Features:** macOS Compatibility

**In-app purchases:** none


### Opticalia Almada

[App page](https://appshunter.io/ios/app/opticalia-almada/id1635588936)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Acontece free?

Acontece is free to download, with no in-app purchases.

### Is Opticalia Almada free?

Opticalia Almada is free to download, with no in-app purchases.

### Do Acontece or Opticalia Almada have ads?

Neither Acontece nor Opticalia Almada shows ads.

### Which is updated more often, Acontece or Opticalia Almada?

Acontece ships an update every 2 months, and Opticalia Almada every 13 months. Most recently, Acontece was updated on October 11, 2026 and Opticalia Almada on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*